Cary Grant, Deborah Kerr, Robert Mitchum, and Jean Simmons all starred in The Grass Is Greener together. Cary Grant and Robert Mitchum both starred with Deborah Kerr in previous films - for Cary Grant, it was An Affair to Remeber, for Robert Mitchum, it was Heaven Knows, Mr. Allison Robert Mitchum also shares Jean Simmons with his Cape Fear costar Gregory Peck, who starred with Jean Simmons in The Big Country |
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